at a discount 按赔价计算,按贴水价格计算,打折扣
1.to deduct a certain amount from(a bill,charge,etc.)2.to offer for sale or sell at a reduced price.3.to advance or lend money with deduction of interest on(commercial paper not immediately payable).4.to purchase or sell(a bill or note)before maturity at a reduction based on the interest for the time it still has to run.5.to leave out of account;disregard:even if we discount the irrelevant material,the thesis remains mediocre.